A bomb disposal team has been scrambled to the scene in the heart of the town. Dunstable Road and Brook Street has been evacuated while police investigate the incident. Two men have been arrested in connection with the incident, police said.
Police have urged the public to avoid the area.
One Twitter user said: “Loads police and bomb disposal team in Luton right now.”
Bedfordshire Police said: “We are currently attending an incident in Dunstable Road, Luton, where a suspicious device has been found in a car.
“Dunstable Road has been closed between Nadeem Plaza and Francis Street, and an explosive ordnance disposal team are in attendance.
“One man was arrested at the scene and a second man was arrested shortly afterwards in Brook Street, Luton, in connection with the same incident.
“Brook Street has also been closed as a precaution.
“People are advised to avoid both Brook Street and Dunstable Road and seek alternative routes.”
This is a developing story, more to follow…